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Bit Size | IADC CODE | API Connection | Recommended Parameters | ||
Rotary Speed(RPM) | Weight on Bit (KN/mm) | ||||
inch | mm | ||||
12 3/4 | 323.9 | 617 | 6 5/8API REG PIN | 90~50 | 0.45~1.1 |
Bit Size | IADC CODE | API Connection | Recommended Parameters | ||
Rotary Speed(RPM) | Weight on Bit (KN/mm) | ||||
inch | mm | ||||
12 3/4 | 323.9 | 617 | 6 5/8API REG PIN | 90~50 | 0.45~1.1 |